Bulk polymerization or mass polymerization is carried out by adding a soluble radical initiator to pure monomer in liquid state. The initiator should dissolve...
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suspension polymerization have diameters usually exceeding 10 μm. In polymer chemistry, suspension polymerization is a heterogeneous radical polymerization process...
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Polypropylene (redirect from Propene polymer)
and Robert Banks first demonstrated the polymerization of propylene in 1951. The stereoselective polymerization to the isotactic was discovered by Giulio...
51 KB (5,887 words) - 06:59, 28 September 2024
In polymer chemistry, free-radical polymerization (FRP) is a method of polymerization by which a polymer forms by the successive addition of free-radical...
46 KB (5,483 words) - 20:30, 22 July 2024
Autoacceleration (redirect from Hazardous polymerization)
of the polymers produced. Autoacceleration of the overall rate of a free-radical polymerization system has been noted in many bulk polymerization systems...
5 KB (611 words) - 09:29, 17 September 2021
Atom transfer radical polymerization (ATRP) is an example of a reversible-deactivation radical polymerization. Like its counterpart, ATRA, or atom transfer...
35 KB (4,289 words) - 14:18, 8 June 2024
network. During the polymerization process, some chemical groups may be lost from each monomer. This happens in the polymerization of PET polyester. The...
73 KB (7,844 words) - 19:37, 21 September 2024
Polyvinyl chloride (category Vinyl polymers)
polymerization accounts for about 12%, and bulk polymerization accounts for 8%. Suspension polymerization produces particles with average diameters of...
56 KB (5,175 words) - 23:34, 24 September 2024
Piezoelectricity (section Polymers)
classified by bulk polymers, voided charged polymers ("piezoelectrets"), and polymer composites. A piezo-response observed by bulk polymers is mostly due to...
85 KB (9,463 words) - 19:50, 16 August 2024
Poly(methyl methacrylate) (category Acrylate polymers)
emulsion polymerization, solution polymerization, and bulk polymerization. Generally, radical initiation is used (including living polymerization methods)...
47 KB (5,084 words) - 06:51, 25 September 2024
In polymer chemistry, emulsion polymerization is a type of radical polymerization that usually starts with an emulsion incorporating water, monomers, and...
25 KB (3,393 words) - 11:50, 8 March 2024
Surface and bulk erosion are two different forms of erosion that describe how a degrading polymer erodes. In surface erosion, the polymer degrades from...
6 KB (888 words) - 16:39, 13 August 2022
Vinylene carbonate (section Polymers)
Already the first work on vinylene carbonate describes its bulk polymerization a colorless polymer, which hydrolyzes to a water-soluble product. Subsequent...
16 KB (1,789 words) - 18:50, 13 July 2024
Nitroxide-mediated radical polymerization is a method of radical polymerization that makes use of an nitroxide initiator to generate polymers with well controlled...
11 KB (1,636 words) - 08:50, 30 December 2023
polymer chemistry, ring-opening polymerization (ROP) is a form of chain-growth polymerization in which the terminus of a polymer chain attacks cyclic monomers...
20 KB (2,254 words) - 02:40, 2 May 2024
supramolecular polymerization, where the monomer nucleates only in an early stage of polymerization to generate "seeds" and becomes active for polymer chain elongation...
54 KB (6,338 words) - 22:24, 2 May 2024
Polymer-fullerene bulk heterojunction solar cells are a type of solar cell researched in academic laboratories. Polymer-fullerene solar cells are a subset...
24 KB (2,521 words) - 14:15, 27 September 2024
agricultural, polymer, plastic, rubber, ceramic, electronics, metals, minerals, paint, paper, textiles and more. Major characteristics of bulk materials,...
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In polymer chemistry, living polymerization is a form of chain growth polymerization where the ability of a growing polymer chain to terminate has been...
37 KB (4,445 words) - 05:32, 3 June 2024
Theta solvent (category Polymer physics)
adopted in bulk polymer polymerization . Thermodynamically, the excess chemical potential of mixing between a theta solvent and a polymer is zero.[vague] Equivalently...
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"Direct Synthesis of Thermally Stable Semiaromatic Polyamides by Bulk Polymerization Using Aromatic Diamines and Aliphatic Dicarboxylic Acids". ACS Omega...
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Organic solar cell (redirect from Polymer solar cell)
the acceptor material is prepared directly from the donor polymer in a post-polymerization modification step. Since its active layer largely determines...
111 KB (13,604 words) - 03:19, 11 June 2024
Steric effects (redirect from Steric bulk)
temperature where the rate of polymerization and depolymerization are equal. Sterically hindered monomers give polymers with low T c {\displaystyle T_{c}}...
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individual monomers but not the resulting polymer. When a certain degree of polymerization is reached, the polymerized and partially crystallized product precipitates...
29 KB (3,306 words) - 12:40, 27 September 2024
Radius of gyration (category Polymer physics)
The radius of gyration of an individual homopolymer with degree of polymerization N at a given time is defined as: R g 2 = d e f 1 N ∑ k = 1 N | r...
11 KB (2,092 words) - 12:08, 30 August 2024
Plastic (redirect from Polymer additive)
Slovakia A SOCAR Polymer polypropylene plant in Sumgayit, Azerbaijan Plastics are produced in chemical plants by the polymerization of their starting...
93 KB (11,806 words) - 02:23, 2 September 2024
constitution and degree of polymerization, and the side chains are identical with respect to constitution and degree of polymerization, the macromolecule is...
21 KB (2,370 words) - 08:48, 5 July 2024
Bulk moulding compound (BMC), bulk moulding composite, or dough moulding compound (DMC), is a ready-to-mold, glass-fiber reinforced thermoset polymer...
3 KB (416 words) - 14:19, 19 July 2023
phenolic resin as the thermoset polymer matrix. As the fibres were only short this material had relatively low bulk strength, but still improved surface...
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radical or other polymerization initiator, 5) porogenic solvent and 6) extraction solvent. According to polymerization method and final polymer format one or...
38 KB (4,672 words) - 06:20, 22 May 2024